#include<stdio.h>
#include<stdlib.h>
#include<conio.h>
#include<windows.h>

#define High 20
#define Width 30

int canvas[High][Width]={0};

void gotoxy(int x,int y)
{
	HANDLE handle=GetStdHandle(STD_OUTPUT_HANDLE);
	COORD pos;
	pos.X=x;
	pos.Y=y;
	SetConsoleCursorPosition(handle,pos);
}

void startup()
{
	int i,j;
	for(i=0;i<High;i++)
	{
		canvas[0][0]=-1;
		canvas[i][Width-1]=-1; 
	}
	for(j=0;j<Width;j++)
	{
		canvas[0][j]=-1;
		canvas[High-1][j]=-1;
	}
	canvas[High/2][Width/2]=1;
	for(i=1;i<=4;i++){
		canvas[High/2][Width/2-i]=i+1;
	}
}
void show()
{
	gotoxy(0,0);
	int i,j;
	for(i=0;i<High;i++){
		for(j=0;j<Width;j++){
			if(canvas[i][j]==0){
				printf(" ");
			}
			else if(canvas[i][j]==-1){
				printf("#");
			}
			else if(canvas[i][j]==1){
				printf("@");
			}
			else if(canvas[i][j]>1){
				printf("*");
			}
		} 
		printf("\n");
    }
}

void updateWithoutInput()
{
}

void updateWithInput()
{
}

int main()
{
	startup();
	while(1)
	{
		show();
		updateWithoutInput();
		updateWithInput();
	}
	return 0;
}
